[libvirt] [perl PATCH] Add VIR_DOMAIN_MEMORY_STAT_DISK_CACHES constant

[Daniel P. Berrangé]

Signed-off-by: Daniel P. Berrangé <berrange at redhat.com>
---
 Changes                | 2 +-
 lib/Sys/Virt.xs        | 5 +++++
 lib/Sys/Virt/Domain.pm | 4 ++++
 3 files changed, 10 insertions(+), 1 deletion(-)

Pushed as a build fix

diff --git a/Changes b/Changes
index 74bbb22..4c77425 100644
--- a/Changes
+++ b/Changes
@@ -2,7 +2,7 @@ Revision history for perl module Sys::Virt
 
 4.6.0 2018-00-00
 
- - XXX
+ - Add VIR_DOMAIN_MEMORY_STAT_DISK_CACHES
 
 4.5.0 2018-07-03
 
diff --git a/lib/Sys/Virt.xs b/lib/Sys/Virt.xs
index 40134d3..14967d7 100644
--- a/lib/Sys/Virt.xs
+++ b/lib/Sys/Virt.xs
@@ -5850,6 +5850,10 @@ memory_stats(dom, flags=0)
           case VIR_DOMAIN_MEMORY_STAT_USABLE:
               (void)hv_store (RETVAL, "usable", 6, virt_newSVll(stats[i].val), 0);
               break;
+
+          case VIR_DOMAIN_MEMORY_STAT_DISK_CACHES:
+              (void)hv_store (RETVAL, "disk_caches", 11, virt_newSVll(stats[i].val), 0);
+              break;
           }
       }
       Safefree(stats);
@@ -9040,6 +9044,7 @@ BOOT:
       REGISTER_CONSTANT(VIR_DOMAIN_MEMORY_STAT_RSS, MEMORY_STAT_RSS);
       REGISTER_CONSTANT(VIR_DOMAIN_MEMORY_STAT_LAST_UPDATE, MEMORY_STAT_LAST_UPDATE);
       REGISTER_CONSTANT(VIR_DOMAIN_MEMORY_STAT_USABLE, MEMORY_STAT_USABLE);
+      REGISTER_CONSTANT(VIR_DOMAIN_MEMORY_STAT_DISK_CACHES, MEMORY_STAT_DISK_CACHES);
 
 
       REGISTER_CONSTANT_STR(VIR_DOMAIN_BLOCK_IOTUNE_TOTAL_BYTES_SEC, BLOCK_IOTUNE_TOTAL_BYTES_SEC);
diff --git a/lib/Sys/Virt/Domain.pm b/lib/Sys/Virt/Domain.pm
index 284c38c..8eee18c 100644
--- a/lib/Sys/Virt/Domain.pm
+++ b/lib/Sys/Virt/Domain.pm
@@ -3903,6 +3903,10 @@ Amount of usable memory
 
 Time of last stats refresh from guest
 
+=item Sys::Virt::Domain::MEMORY_STAT_DISK_CACHES
+
+Disk cache size
+
 =back
 
 =head2 DOMAIN LIST CONSTANTS
-- 
2.17.1